74 MS 231, MS 231 C, MS 251, MS 251 C
Installing
: Attach the torsion spring (1) to
the trigger (2) – note the installed
position (arrow).
: Place the throttle trigger (1) in the
rear handle so that the bent leg of
the torsion spring engages its
seat (arrow) and the holes in the
throttle trigger and handle are in
alignment.
The brake cable (1) must be fully
engaged in the guide (arrows) or be
below the drift – take care not to
damage the brake cable.
2
2310RA179 TG
1
2310RA180 TG
1
1
2310RA181 TG
: Use a drift (2) to center the
throttle trigger (1).
: Drive home the pin (3) until it is
recessed by the same amount at
both sides.
: Attach the throttle rod (1) to the
throttle trigger (2) and fit it in the
guide (arrow).
– Lubricate roller on throttle trigger
with grease, b 14
: Engage lugs (2) at front end of
handle molding (1)
in the recesses (arrow).
– Press the lockout lever down.
3
2310RA182 TG
2
1
2
2310RA183 TG
1
2310RA174 TG
1 2
– Push down the handle
molding (1) until it snaps into
position.
– Check operation
– Reassemble all other parts in the
reverse sequence.
10.3.1 Switch Lever
QuickStop Super
Lubricate sliding and bearing points
with grease after disassembly.
– Remove the handle molding,
b 10.3
: Use a drift (1) to drive out the
pin (arrow).
: Lift the switch lever (1) a little,
turn it about 90° and then pull off
the brake cable (2).
– Check the switch lever and
replace it if necessary
2310RA184 TG
1
2310RA185 TG
1
2
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